I imagine it would have to be some sort of impractically large closed-loop steam system, probably running around the perimeter of the pot, with a rotating paddle inside. Not at all practical, but it would be neat.
I imagine it would have to be some sort of impractically large closed-loop steam system, probably running around the perimeter of the pot, with a rotating paddle inside. Not at all practical, but it would be neat.
yes there is , in chemistry they have this weighted object that is put in solution to stir it while its hot.
Those don’t work via the heat tho, the plate has a rotating magnetic field that rotates a magnetic stirrer